Placenta-Specific Protein 1 Is Conserved throughout the Placentalia under Purifying Selection

<table>Best fit PLAC1 phylogeny among placental mammals based upon the coding region sequence. Maximum likelihood bootstrap support values are shown on nodes.</table>

The Scientific World Journal

fig1

Figure 1

Figure 1: Placenta-Specific Protein 1 Is Conserved throughout the Placentalia under Purifying Selection 